211002121010 has 96 divisors (see below), whose sum is σ = 418909024512. Its totient is φ = 76434865920.

The previous prime is 211002120941. The next prime is 211002121013. The reversal of 211002121010 is 10121200112.

It is a junction number, because it is equal to n+sod(n) for n = 211002120982 and 211002121000.

It is not an unprimeable number, because it can be changed into a prime (211002121013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7281350 + ... + 7310270.

It is an arithmetic number, because the mean of its divisors is an integer number (4363635672).

Almost surely, 2^211002121010 is an apocalyptic number.

211002121010 is a deficient number, since it is larger than the sum of its proper divisors (207906903502).

211002121010 is a wasteful number, since it uses less digits than its factorization.

211002121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29056 (or 29037 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211002121010 its reverse (10121200112), we get a palindrome (221123321122).

The spelling of 211002121010 in words is "two hundred eleven billion, two million, one hundred twenty-one thousand, ten".